Home / 14,425.89-21,642.07-4,565.76

Finding the Fourth Proportional to 14,425.89, 21,642.07 and 4,565.76

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Solution

The fourth proportional to 14,425.89, 21,642.07 and 4,565.76 is: 6,849.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425.89 : 21,642.07 = 4,565.76 : x
  2. Step 2: Convert to fraction form
    14,425.89/21,642.07 = 4,565.76/x
  3. Step 3: Cross multiply
    14,425.89x = 21,642.07 × 4,565.76
  4. Step 4: Simplify right side
    14,425.89x = 98,812,389.31
  5. Step 5: Solve for x
    x = 98,812,389.31/14,425.89
  6. Step 6: Final answer
    x = 6,849.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.